Here's the stock description, composed with help from a bunch of my forum members:

Quoted from "Doors CS Description"

DCS6 is a revolutionary shell for all TI-83+, and TI-84+ series calculators. It has features everyone can appreciate. Calculator gamers will be glad to know that Doors CS supports nearly all games, from BASIC to Ion to MirageOS games. It also has a very attractive and easy-to-use GUI with a myriad of options easily available; the mouse navigation will be familiar to all computer users. Developers will love the many libraries and functions Doors CS contains. It has full support for Ion and MirageOS libs plus a few unique libs including a complete GUI API that are sure to enhance any program or project. These are just a few features of DCS6, so download now and enjoy the full spectrum of features that are the Doors CS experience! TI-83 users will be happy to learn that I am still supporting Doors CS 5.1 for that calculator.